The VOTEX Oil Drain Plug Crush Washer is designed to provide a secure, leak-free seal during oil changes. Proudly manufactured in the USA, these washers are crafted from premium, soft-tempered aluminum, offering durability and performance. The specially formulated aluminum blend used in VOTEX washers ensures an oil-tight seal, protecting the engine from potential damage. These washers are designed to meet or exceed OEM specifications, offering an effective solution for switching worn oil drain plug gaskets or enhancing the sealing power of the vehicle's oil drain plug. With an outer diameter of 22mm, an inner diameter of 16.1mm, and a thickness of 2mm. The 20-pack of VOTEX M16 crush washers offers excellent value, providing enough washers for multiple oil changes at a fraction of the cost of purchasing individual OEM washers. To further enhance the customer experience, VOTEX provides expert technical support from our Wisconsin-based team. Whether you need guidance on installation or have questions about compatibility, our knowledgeable support staff is always available to assist. For anyone looking for a reliable, cost-effective solution for oil drain plug seals, VOTEX M16 washers deliver premium performance and excellent value, alongside dedicated customer service—all designed to keep the engine running smoothly.